Removal of rhodamine B from aqueous solutions using vanadium pentoxide/titanium butyl oxide hybrid xerogels

Mukhtar Surayya^{1, 2, †}, Liu Mona^{1, 2}, Han Jie^{1, 2}, Gao Wei^{1, 2, ‡}

(color online) UV–Vis absorption spectra of RhB aqueous solutions with an initial concentration C_o = 12 mg·L⁻¹, stirred with pure (a) and V₂O₅ hybrid (b) xerogels, as a function of contact time.